tunlo -tul-tu'o- gismu

x₁ gulps/swallows.

x₁ swallows down food/drink. x₂ (= tulpinxe, tulcti, ctitu'o (the latter two are more general - for food or beverage); swallow/engulf (= galxycti, galxynerbi'o, galxygre. See also citka, pinxe, galxe.

In notes:

citka: x₁ eats/ingests/consumes (transitive verb) x₂.
galxe: x₁ is a/the throat/gullet [body-part] of x₂; [metaphor: narrow(ing) opening of a deep hole].
pinxe: x₁ (agent) drinks/imbibes beverage/drink/liquid refreshment x₂ from/out-of container/source x₃.
befru'e: p₁ is the digestion of p₂ with output p₃ passing through stage p₄ of person/animal/plant b₂.
tulcti: c₁=t₁ swallows c₂.
xelbefru'e: b₂ (person/animal/plant) digests p₂ with output p₃ passing through stage p₄.
pli'ula: x₁ is a pill (digestible but not necessarily containing medication)